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- W2770180211 abstract "French Abstract: Les phenomenes financiers sont de plus en plus complexes. Les comportements des agents semblent s’ecarter du paradigme naguere dominant de rationalite. Les crises economiques et la poussee regulatrice sont revelatrices des fissures dans l'edifice neoclassique. L'objectif de ce papier est de presenter un bref etat des lieux des paradigmes qui gouvernent la finance. L'accent est mis sur la dynamique des marches financiers et la notion d'information. Les theories de rationalite limitee, d'heterogeneite et d'apprentissage des agents et de microstructure des marches sont analysees a cote des anticipations rationnelles et de l'efficience informationnelle, plus representatives de l'equilibre walrasien. English Abstract: Financial phenomena are becoming increasingly complex. The behavior of agents seems to deviate from the dominant paradigm of rationality. Economic crises and regulatory pressures reveal cracks in the neoclassical edifice. The purpose of this paper is to present a brief overview of the paradigms that govern finance. The focus is on the dynamics of financial markets and the concept of information. Theories of bounded rationality, heterogeneity, agents learning, and market microstructure are analyzed alongside rational expectations and information efficiency, which are more representative of the Walrasian equilibrium." @default.
- W2770180211 created "2017-12-04" @default.
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- W2770180211 date "2017-01-01" @default.
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- W2770180211 title "Les marchhs financiers: de la rationalitt la complexitt (Financial Markets: From Rationality to Complexity)" @default.
- W2770180211 doi "https://doi.org/10.2139/ssrn.3064647" @default.
- W2770180211 hasPublicationYear "2017" @default.
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